package com.voltmao.webpro.utils.aliyun;

import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.IAcsClient;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsRequest;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsResponse;
import com.aliyuncs.exceptions.ClientException;
import com.aliyuncs.http.MethodType;
import com.aliyuncs.profile.DefaultProfile;
import com.aliyuncs.profile.IClientProfile;

import java.util.HashMap;
import java.util.Map;
import java.util.Random;

public class MsgUtil {

    /**
     * 给指定手机号发送验证码
     * @param mobilePhone
     * @return
     */
    private static final String[] strArr = {"0","1","2","3", "4", "5", "6", "7", "8", "9"};
    public static Map<String, Object> sendVeriftCodeMsg(String mobilePhone){
        System.out.println("验证码短信发送中。。。");
        Map<String, Object> results = new HashMap<String, Object>();
        //设置超时时间-可自行调整
        System.setProperty("sun.net.client.defaultConnectTimeout", "10000");
        System.setProperty("sun.net.client.defaultReadTimeout", "10000");
        //初始化ascClient需要的几个参数

        //短信API产品名称（短信产品名固定，无需修改）
        final String product = "Dysmsapi";
        //短信API产品域名（接口地址固定，无需修改）
        final String domain = "dysmsapi.aliyuncs.com";
        //替换成你的AK
        final String accessKeyId = "LTAIk16WzKq6dcho";
        final String accessKeySecret = "sLfguxBXBcDLoUvvPyoKmr3hSTHiev";
        //初始化ascClient,暂时不支持多region（请勿修改）
        IClientProfile profile = DefaultProfile.getProfile("cn-hangzhou", accessKeyId,
                accessKeySecret);
        try {
            DefaultProfile.addEndpoint("cn-hangzhou", "cn-hangzhou", product, domain);
            IAcsClient acsClient = new DefaultAcsClient(profile);
            //组装请求对象
            SendSmsRequest request = new SendSmsRequest();
            //使用post提交
            request.setMethod(MethodType.POST);
            //必填:待发送手机号。支持以逗号分隔的形式进行批量调用，批量上限为1000个手机号码,批量调用相对于单条调用及时性稍有延迟,验证码类型的短信推荐使用单条调用的方式
            request.setPhoneNumbers(mobilePhone);
            //必填:短信签名-可在短信控制台中找到
            request.setSignName("伏特猫");
            //必填:短信模板-可在短信控制台中找到
            request.setTemplateCode("SMS_132095532");
            //可选:模板中的变量替换JSON串,如模板内容为"亲爱的${name},您的验证码为${code}"时,此处的值为
            //友情提示:如果JSON中需要带换行符,请参照标准的JSON协议对换行符的要求,比如短信内容中包含\r\n的情况在JSON中需要表示成\\r\\n,否则会导致JSON在服务端解析失败
            //request.setTemplateParam("{\"name\":\"Tom\", \"code\":\"123\"}");
            String code = getRandomCode();
            request.setTemplateParam("{\"code\":\""+code+"\"}");
            //可选-上行短信扩展码(扩展码字段控制在7位或以下，无特殊需求用户请忽略此字段)
            //request.setSmsUpExtendCode("90997");
            //可选:outId为提供给业务方扩展字段,最终在短信回执消息中将此值带回给调用者
            //request.setOutId("yourOutId");
            //请求失败这里会抛ClientException异常
            SendSmsResponse sendSmsResponse = acsClient.getAcsResponse(request);
            //解析返回码，列举状态
            if (sendSmsResponse.getCode() != null && sendSmsResponse.getCode().equals("OK")) {
                //请求成功,写入关键数据到数据库：手机号，当前时间，失效时间，验证码，状态（未通过）等
                results.put("verificationCode",code);
                results.put("status",200);
                results.put("msg","消息发送成功");
            }
        } catch (ClientException ce) {
            ce.printStackTrace();
            results.put("status",400);
            results.put("msg","短信发送失败");
            results.put("code",ce.getErrMsg());
        } finally {
            System.out.println("验证码短信发送成功");
            return results;
        }
    }

    /**
     * 获取短信发送状态，见https://help.aliyun.com/document_detail/55289.html?spm=a2c4g.11186623.6.557.KIyTKh
     * @param bizId
     * @param mobilePhone
     * @return
     */
    public static Map<String, Object> getMsgStatus(String bizId, String mobilePhone){
        return null;
    }

    /**
     * 验证码是否正确
     * @param mobilePhone
     * @param code
     * @return
     */
    public static boolean isVerifyCodeRight(String mobilePhone, String code){
        //先验证该码是否存在于数据库，是否需要添加时间有效性
        //String code from db by mobilePhone
        return code.equals("数据库码");
    }

    public static String getRandomCode(){

        StringBuilder sRand = new StringBuilder();
        Random random = new Random();
        int codeSize = 4;
        for (int i = 0; i < codeSize; i++) {
            String rand = String.valueOf(strArr[random.nextInt(strArr.length)]);
            sRand.append(rand);

        }
        //看验证码规则进行生成
        return sRand.toString();
    }

    /**
     * 批量发送短信。见https://help.aliyun.com/document_detail/66041.html?spm=a2c4g.11186623.6.559.lioD2H
     * @param json 批量手机号
     */
    public Map<String, Object> sendBarchMsg(String json){
        return null;
    }

    public static void main(String[] args) {
        System.out.println(sendVeriftCodeMsg("15310646420").toString());
    }
}
